B Vent Wall Thimble Installation

C it provides the required firestop as well as support. It will also provide lateral support for the pipe as it lays horizontally inside the thimble. One of the fire safety features of double wall type b gas vent is that its outer wall insulated by the airspace beneath it requires only 1 clearance to combustible material in the structure.

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B vent wall thimble installation.

D it is ul. Page 1 installation instructions round and oval type b gasvent systems for use with natural as or liquid propane category i and draft hood equipped appliances and appliances listed to use type b gas vent. See local codes for guidelines. Using a wall band assures that the clearance to combustibles is maintained see figure 3.

Type b gas vent bucket support ceiling bucket connector 8 x 1 2 sheet metal screw through each leg amerivent type b gas vent or amerivent vent connector 4 amerivent round and oval gas vent installation instructions installation using amerivent bucket without hangers 1. Cut a hole in the outside wall 1 4 larger than the diameter of the sleeve on wall thimble mpt. Larger diameter wall thimbles are field fabricated. Type b gas vent 3 to 12 diameter installation instructions 5 a it allows installation of the vent system prior to installation of appliances.

Install the wall thimble by inserting the larger of the two parts on the appliance side and the. Duraliner masonry thimble l402 installation instruction addendum pdf 1 6mb duraplus. The b vent then fastening to the wall. Polypro double wall installation instructions fr pdf 1 8mb polypro for multiple vents dual language pdf 472kb.

B vent will slide through the middle as it passes through the wall. Completely frame in on all four sides a properly sized square opening. Page 2 a major cause of vent related fires is failure to maintain required clearances air spaces to combustible materials. We have other components that are used to safely support and or firestop the pipe as it passes up through a ceiling.

Type b gas vent. B it allows disconnection of the appliance for service at any time without disturbing or temporarily supporting the vent. B vent wall thimble use for through the wall system to provide clearances for vent from combustibles. Duravent 4 inner diameter type b round gas vent pipe double wall 6 male adapter.

It is of the utmost importance that type b gas vent be installed. Duravent 4 inner diameter type b round gas vent pipe double wall wall thimble. Amerivent is a complete gas venting system from 3 to 30 pipe diameters in 7 different pipe lengths to single to multi appliance hook ups. Adjusts from 3 to 6 to accommodate various wall thicknesses.